Datasheet

Section 10 I/O Ports
R01UH0309EJ0500 Rev. 5.00 Page 513 of 1408
Sep 24, 2012
H8S/2456, H8S/2456R, H8S/2454 Group
Mode 3, 7
Port Description Mode 1 Mode 2 Mode 4
EXPE = 1 EXPE = 0
Schmitt-
triggered
input
Pin*
2
Input
Pull-up
MOS
Capability
Open
Drain
Output
Capability
5-V
Tolerance
A15 PB7/A15
PB7/TIOCB8/
TCLKH
TIOCB8/
TCLKH
A14 PB6/A14 PB6/TIOCA8 TIOCA8
A13 PB5/A13
PB5/TIOCB7/
TCLKG
TIOCB7/
TCLKG
A12 PB4/A12 PB4/TIOCA7 TIOCA7
A11 PB3/A11
PB3/TIOCD6/
TCLKF
TIOCD6/
TCLKF
A10 PB2/A10
PB2/TIOCC6/
TCLKE
TIOCC6/
TCLKE
A9 PB1/A9 PB1/TIOCB6 TIOCB6
Port B
General I/O port also
functioning as
address outputs and
TPU I/Os
A8 PB0/A8 PB0/TIOCA6 TIOCA6
Ο
All output
pin
functions
other than
address
outputs
⎯
A7 PC7/A7 PC7/TIOCB11 TIOCB11
A6 PC6/A6 PC6/TIOCA11 TIOCA11
A5 PC5/A5 PC5/TIOCB10 TIOCB10
A4 PC4/A4 PC4/TIOCA10 TIOCA10
A3 PC3/A3 PC3/TIOCD9 TIOCD9
A2 PC2/A2 PC2/TIOCC9 TIOCC9
A1 PC1/A1 PC1/TIOCB9 TIOCB9
Port C
General I/O port also
functioning as
address outputs and
TPU I/Os
A0 PC0/A0 PC0/TIOCA9 TIOCA9
Ο
All output
pin
functions
other than
address
outputs
⎯
Port D
General I/O port also
functioning as data
I/Os and address
outputs
D15/AD15
D14/AD14
D13/AD13
D12/AD12
D11/AD11
D10/AD10
D9/AD9
D8/AD8
PD7
PD6
PD5
PD4
PD3
PD2
PD1
PD0
⎯ Ο
All output
pin
functions
other than
data
outputs
and
address
outputs
⎯
Port E
General I/O port also
functioning as data
I/Os and address
outputs
PE7/D7/AD7
PE6/D6/AD6
PE5/D5/AD5
PE4/D4/AD4
PE3/D3/AD3
PE2/D2/AD2
PE1/D1/AD1
PE0/D0/AD0
PE7
PE6
PE5
PE4
PE3
PE2
PE1
PE0
⎯ Ο
All output
pin
functions
other than
data
outputs
and
address
outputs
⎯